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https://github.com/LMMS/lmms.git
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322 lines
9.0 KiB
C++
322 lines
9.0 KiB
C++
/*
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* aeffectx.h - simple header to allow VeSTige compilation and eventually work
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*
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* Copyright (c) 2006 Javier Serrano Polo <jasp00/at/users.sourceforge.net>
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*
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* This file is part of LMMS - http://lmms.io
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program (see COPYING); if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA.
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*
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*/
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#ifndef AEFFECTX_H
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#define AEFFECTX_H
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#define CCONST(a, b, c, d)( ( ( (int) a ) << 24 ) | \
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( ( (int) b ) << 16 ) | \
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( ( (int) c ) << 8 ) | \
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( ( (int) d ) << 0 ) )
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const int audioMasterAutomate = 0;
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const int audioMasterVersion = 1;
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const int audioMasterCurrentId = 2;
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const int audioMasterIdle = 3;
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const int audioMasterPinConnected = 4;
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// unsupported? 5
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const int audioMasterWantMidi = 6;
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const int audioMasterGetTime = 7;
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const int audioMasterProcessEvents = 8;
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const int audioMasterSetTime = 9;
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const int audioMasterTempoAt = 10;
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const int audioMasterGetNumAutomatableParameters = 11;
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const int audioMasterGetParameterQuantization = 12;
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const int audioMasterIOChanged = 13;
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const int audioMasterNeedIdle = 14;
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const int audioMasterSizeWindow = 15;
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const int audioMasterGetSampleRate = 16;
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const int audioMasterGetBlockSize = 17;
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const int audioMasterGetInputLatency = 18;
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const int audioMasterGetOutputLatency = 19;
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const int audioMasterGetPreviousPlug = 20;
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const int audioMasterGetNextPlug = 21;
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const int audioMasterWillReplaceOrAccumulate = 22;
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const int audioMasterGetCurrentProcessLevel = 23;
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const int audioMasterGetAutomationState = 24;
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const int audioMasterOfflineStart = 25;
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const int audioMasterOfflineRead = 26;
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const int audioMasterOfflineWrite = 27;
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const int audioMasterOfflineGetCurrentPass = 28;
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const int audioMasterOfflineGetCurrentMetaPass = 29;
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const int audioMasterSetOutputSampleRate = 30;
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// unsupported? 31
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const int audioMasterGetSpeakerArrangement = 31; // deprecated in 2.4?
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const int audioMasterGetVendorString = 32;
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const int audioMasterGetProductString = 33;
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const int audioMasterGetVendorVersion = 34;
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const int audioMasterVendorSpecific = 35;
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const int audioMasterSetIcon = 36;
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const int audioMasterCanDo = 37;
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const int audioMasterGetLanguage = 38;
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const int audioMasterOpenWindow = 39;
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const int audioMasterCloseWindow = 40;
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const int audioMasterGetDirectory = 41;
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const int audioMasterUpdateDisplay = 42;
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const int audioMasterBeginEdit = 43;
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const int audioMasterEndEdit = 44;
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const int audioMasterOpenFileSelector = 45;
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const int audioMasterCloseFileSelector = 46; // currently unused
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const int audioMasterEditFile = 47; // currently unused
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const int audioMasterGetChunkFile = 48; // currently unused
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const int audioMasterGetInputSpeakerArrangement = 49; // currently unused
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const int effFlagsHasEditor = 1;
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const int effFlagsCanReplacing = 1 << 4; // very likely
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const int effFlagsIsSynth = 1 << 8; // currently unused
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const int effOpen = 0;
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const int effClose = 1; // currently unused
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const int effSetProgram = 2; // currently unused
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const int effGetProgram = 3; // currently unused
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const int effGetProgramName = 5; // currently unused
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const int effGetParamName = 8; // currently unused
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const int effSetSampleRate = 10;
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const int effSetBlockSize = 11;
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const int effMainsChanged = 12;
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const int effEditGetRect = 13;
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const int effEditOpen = 14;
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const int effEditClose = 15;
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const int effEditIdle = 19;
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const int effEditTop = 20;
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const int effProcessEvents = 25;
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const int effGetEffectName = 45;
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const int effGetParameterProperties = 47; // missing
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const int effGetVendorString = 47;
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const int effGetProductString = 48;
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const int effGetVendorVersion = 49;
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const int effCanDo = 51; // currently unused
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const int effGetVstVersion = 58; // currently unused
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const int kEffectMagic = CCONST( 'V', 's', 't', 'P' );
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const int kVstLangEnglish = 1;
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const int kVstMidiType = 1;
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const int kVstTransportPlaying = 1 << 1;
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const int kVstTransportCycleActive = 1 << 2;
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const int kVstTransportChanged = 1;
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/* validity flags for a VstTimeInfo structure, this info comes from the web */
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const int kVstNanosValid (1 << 8);
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const int kVstPpqPosValid (1 << 9);
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const int kVstTempoValid (1 << 10);
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const int kVstBarsValid (1 << 11);
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const int kVstCyclePosValid (1 << 12);
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const int kVstTimeSigValid (1 << 13);
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const int kVstSmpteValid (1 << 14);
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const int kVstClockValid (1 << 15);
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class RemoteVstPlugin;
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class VstMidiEvent
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{
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public:
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// 00
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int type;
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// 04
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int byteSize;
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// 08
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int deltaFrames;
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// 0c?
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int flags;
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// 10?
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int noteLength;
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// 14?
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int noteOffset;
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// 18
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char midiData[4];
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// 1c?
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char detune;
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// 1d?
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char noteOffVelocity;
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// 1e?
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char reserved1;
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// 1f?
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char reserved2;
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} ;
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class VstEvent
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{
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char dump[sizeof( VstMidiEvent )];
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} ;
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class VstEvents
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{
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public:
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// 00
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int numEvents;
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// 04
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void *reserved;
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// 08
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VstEvent* events[1];
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} ;
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/* constants from http://www.rawmaterialsoftware.com/juceforum/viewtopic.php?t=3740&sid=183f74631fee71a493316735e2b9f28b */
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enum Vestige2StringConstants
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{
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VestigeMaxNameLen = 64,
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VestigeMaxLabelLen = 64,
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VestigeMaxShortLabelLen = 8,
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VestigeMaxCategLabelLen = 24,
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VestigeMaxFileNameLen = 100
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};
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/* this struct taken from http://asseca.com/vst-24-specs/efGetParameterProperties.html */
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struct VstParameterProperties
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{
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float stepFloat; /* float step */
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float smallStepFloat; /* small float step */
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float largeStepFloat; /* large float step */
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char label[VestigeMaxLabelLen]; /* parameter label */
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int32_t flags; /* @see VstParameterFlags */
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int32_t minInteger; /* integer minimum */
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int32_t maxInteger; /* integer maximum */
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int32_t stepInteger; /* integer step */
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int32_t largeStepInteger; /* large integer step */
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char shortLabel[VestigeMaxShortLabelLen]; /* short label, recommended: 6 + delimiter */
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int16_t displayIndex; /* index where this parameter should be displayed (starting with 0) */
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int16_t category; /* 0: no category, else group index + 1 */
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int16_t numParametersInCategory; /* number of parameters in category */
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int16_t reserved; /* zero */
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char categoryLabel[VestigeMaxCategLabelLen]; /* category label, e.g. "Osc 1" */
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char future[16]; /* reserved for future use */
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};
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/* this enum taken from http://asseca.com/vst-24-specs/efGetParameterProperties.html */
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enum VstParameterFlags
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{
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kVstParameterIsSwitch = 1 << 0, /* parameter is a switch (on/off) */
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kVstParameterUsesIntegerMinMax = 1 << 1, /* minInteger, maxInteger valid */
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kVstParameterUsesFloatStep = 1 << 2, /* stepFloat, smallStepFloat, largeStepFloat valid */
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kVstParameterUsesIntStep = 1 << 3, /* stepInteger, largeStepInteger valid */
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kVstParameterSupportsDisplayIndex = 1 << 4, /* displayIndex valid */
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kVstParameterSupportsDisplayCategory = 1 << 5, /* category, etc. valid */
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kVstParameterCanRamp = 1 << 6 /* set if parameter value can ramp up/down */
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};
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class AEffect
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{
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public:
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// Never use virtual functions!!!
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// 00-03
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int magic;
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// dispatcher 04-07
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intptr_t (* dispatcher)( AEffect * , int , int , intptr_t, void * , float );
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// process, quite sure 08-0b
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void (* process)( AEffect * , float * * , float * * , int );
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// setParameter 0c-0f
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void (* setParameter)( AEffect * , int , float );
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// getParameter 10-13
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float (* getParameter)( AEffect * , int );
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// programs 14-17
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int numPrograms;
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// Params 18-1b
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int numParams;
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// Input 1c-1f
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int numInputs;
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// Output 20-23
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int numOutputs;
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// flags 24-27
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int flags;
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// Fill somewhere 28-2b
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void *ptr1;
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void *ptr2;
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// Zeroes 2c-2f 30-33 34-37 38-3b
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char empty3[4 + 4 + 4];
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// 1.0f 3c-3f
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float unkown_float;
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// An object? pointer 40-43
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void *ptr3;
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// Zeroes 44-47
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void *user;
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// Id 48-4b
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int32_t uniqueID;
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// Don't know 4c-4f
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char unknown1[4];
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// processReplacing 50-53
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void (* processReplacing)( AEffect * , float * * , float * * , int );
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} ;
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class VstTimeInfo
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{
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public:
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// 00
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double samplePos;
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// 08
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double sampleRate;
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// unconfirmed 10
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double nanoSeconds;
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// 18
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double ppqPos;
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// 20?
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double tempo;
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// 28
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double barStartPos;
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// 30?
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double cycleStartPos;
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// 38?
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double cycleEndPos;
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// 40?
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int32_t timeSigNumerator;
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// 44?
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int32_t timeSigDenominator;
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int32_t smpteOffset;
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int32_t smpteFrameRate;
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int32_t samplesToNextClock;
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// 54
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int32_t flags;
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} ;
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typedef intptr_t (* audioMasterCallback)( AEffect * , int32_t, int32_t, intptr_t, void * , float );
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#endif
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